Ricoh Pro C901 Technical Bulletin page 263

T B
echnical ulletin
PAGE: 8/9
Reissued:23-Feb-12
Model: Date: No.:
Aries-P1.5/C1.5 23-Jan-12 RM077058a
10. Pull the gear box downward and GEAR:DEVELOPMENT ROLLER:Z29 together, in the
direction shown by the arrows.
Gears in the gear box may fall. Hold the gear so that the gears will face up. These gears
do not need to be replaced.
In the photo above, INSULATOR:REAR:BEARING came with GEAR: DEVELOPMENT
ROLLER: Z29. Remove and keep the insulator. The insulator will be used later.
The insulator may stay in the gear box
For DEVELOPMENT SLEEVE:JOINT:GEAR:ASS'Y, put 0.2g of grease which overflowed
from gear box at each of the areas circled in red. Put the insulator back if it came out with
GEAR: DEVELOPMENT ROLLER: Z29.
*Do not use any other type of grease.
Follow the procedure in reverse to rebuild the drum drive unit.